ref: 75d6267a5f788162d92e7a5ae126cd8b0770aa8a
dir: /sys/src/ape/cmd/pdksh/conf-end.h/
/* * End of configuration stuff for PD ksh. * * RCSid: $Id$ */ #if defined(EMACS) || defined(VI) # define EDIT #else # undef EDIT #endif /* Editing implies history */ #if defined(EDIT) && !defined(HISTORY) # define HISTORY #endif /* EDIT */ /* * if you don't have mmap() you can't use Peter Collinson's history * mechanism. If that is the case, then define EASY_HISTORY */ #if defined(HISTORY) && (!defined(COMPLEX_HISTORY) || !defined(HAVE_MMAP) || !defined(HAVE_FLOCK)) # undef COMPLEX_HISTORY # define EASY_HISTORY /* sjg's trivial history file */ #endif /* Can we safely catch sigchld and wait for processes? */ #if (defined(HAVE_WAITPID) || defined(HAVE_WAIT3)) \ && (defined(POSIX_SIGNALS) || defined(BSD42_SIGNALS)) # define JOB_SIGS #endif #if !defined(JOB_SIGS) || !(defined(POSIX_PGRP) || defined(BSD_PGRP)) # undef JOBS /* if no JOB_SIGS, no job control support */ #endif /* pdksh assumes system calls return EINTR if a signal happened (this so * the signal handler doesn't have to longjmp()). I don't know if this * happens (or can be made to happen) with sigset() et. al. (the bsd41 signal * routines), so, the autoconf stuff checks what they do and defines * SIGNALS_DONT_INTERRUPT if signals don't interrupt read(). * If SIGNALS_DONT_INTERRUPT isn't defined and your compiler chokes on this, * delete the hash in front of the error (and file a bug report). */ #ifdef SIGNALS_DONT_INTERRUPT # error pdksh needs interruptable system calls. #endif /* SIGNALS_DONT_INTERRUPT */ #ifdef HAVE_GCC_FUNC_ATTR # define GCC_FUNC_ATTR(x) __attribute__((x)) # define GCC_FUNC_ATTR2(x,y) __attribute__((x,y)) #else # define GCC_FUNC_ATTR(x) # define GCC_FUNC_ATTR2(x,y) #endif /* HAVE_GCC_FUNC_ATTR */